import http from 'k6/http';
import { check, sleep } from 'k6';

const API = 'http://172.31.12.249:18080/api/hss';
const H = { 'Content-Type': 'application/json', 'X-Tenant-Id': '1', 'X-Org-Id': '1', 'X-User-Role': 'ADMIN' };

// Stress test: 50 concurrent users creating applications
export const options = {
  scenarios: {
    create_applications: {
      executor: 'constant-arrival-rate',
      rate: 10,          // 10 requests per second
      timeUnit: '1s',
      duration: '30s',
      preAllocatedVUs: 50,
      maxVUs: 100,
    },
  },
  thresholds: {
    http_req_duration: ['p(95)<3000', 'p(99)<5000'],
    http_req_failed: ['rate<0.10'],
  },
};

export default function () {
  const idemKey = 'stress-' + __VU + '-' + __ITER + '-' + Date.now();
  const r = http.post(API + '/applications', JSON.stringify({
    patientId: '2001', serviceType: 'HOME_CARE', channel: 'WECHAT',
    contactName: 'Stress', contactPhone: '13800000000', address: '梅江区', regionCode: '441402001'
  }), { headers: { ...H, 'Idempotency-Key': idemKey } });
  check(r, { 'create 200': (r) => r.status === 200 });
}